diff --git a/admin-guide/configuration/software/package_updates.md b/admin-guide/configuration/software/package_updates.md
index 7a4c865..4e41567 100644
--- a/admin-guide/configuration/software/package_updates.md
+++ b/admin-guide/configuration/software/package_updates.md
@@ -4,8 +4,9 @@ The automatic updates are controlled in Hiera (excluding RHEL7):
 
 | Hiera key                           | default    | comments                                                                      |
 |-------------------------------------|------------|-------------------------------------------------------------------------------|
-| `base::automatic_updates::interval` | `weekly`   |  valid are `daily`, `weekly`, `boot_only` and `never` which disables the automatic updates |
+| `base::automatic_updates::interval` | `weekly`   | valid are `daily`, `weekly`, `boot_only` and `never` which disables the automatic updates |
 | `base::automatic_updates::type`     | `security` | `security` installs only security updates whereas `all` installs all updates  |
+| `base::automatic_updates::reboot`   | `never`    | valid are `never`, `when-needed` (when an updated package requests a reboot) and `when-changed` (after every update) | 
 | `base::automatic_updates::exclude`  | `[]`       | list of packages not to update, wildcards like "*" are allowed                |
 | `base::automatic_updates::kernel`   | `false`    | define if new kernel packages also should be installed automatically          |